Add get cm handles by modules names - persistence layer

- Add sql query to anchor repository
- Add sql query to yang resource repository

Issue-ID: CPS-644
Signed-off-by: niamhcore <niamh.core@est.tech>
Change-Id: I85ab1fcb343e6be77628695153d8d9f303dc3112

3 files changed, 73 insertions, 9 deletions

diff --git a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsAdminPersistenceServiceImpl.java b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsAdminPersistenceServiceImpl.java
index 2776c4d67d..2b63169d44 100755
--- a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsAdminPersistenceServiceImpl.java
+++ b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsAdminPersistenceServiceImpl.java
@@ -23,6 +23,7 @@
 package org.onap.cps.spi.impl;
 
 import java.util.Collection;
+import java.util.List;
 import java.util.Set;
 import java.util.stream.Collectors;
 import javax.transaction.Transactional;
@@ -30,11 +31,13 @@ import org.onap.cps.spi.CpsAdminPersistenceService;
 import org.onap.cps.spi.entities.AnchorEntity;
 import org.onap.cps.spi.entities.DataspaceEntity;
 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
+import org.onap.cps.spi.exceptions.ModuleNamesNotFoundException;
 import org.onap.cps.spi.model.Anchor;
 import org.onap.cps.spi.repository.AnchorRepository;
 import org.onap.cps.spi.repository.DataspaceRepository;
 import org.onap.cps.spi.repository.FragmentRepository;
 import org.onap.cps.spi.repository.SchemaSetRepository;
+import org.onap.cps.spi.repository.YangResourceRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.dao.DataIntegrityViolationException;
 import org.springframework.stereotype.Component;
@@ -54,6 +57,9 @@ public class CpsAdminPersistenceServiceImpl implements CpsAdminPersistenceServic
     @Autowired
     private FragmentRepository fragmentRepository;
 
+    @Autowired
+    private YangResourceRepository yangResourceRepository;
+
     @Override
     public void createDataspace(final String dataspaceName) {
         try {
@@ -88,6 +94,14 @@ public class CpsAdminPersistenceServiceImpl implements CpsAdminPersistenceServic
     }
 
     @Override
+    public Collection<Anchor> getAnchors(final String dataspaceName, final Collection<String> inputModuleNames) {
+        validateDataspaceAndModuleNames(dataspaceName, inputModuleNames);
+        final Collection<AnchorEntity> anchorEntities =
+            anchorRepository.getAnchorsByDataspaceNameAndModuleNames(dataspaceName, inputModuleNames);
+        return anchorEntities.stream().map(CpsAdminPersistenceServiceImpl::toAnchor).collect(Collectors.toSet());
+    }
+
+    @Override
     public Anchor getAnchor(final String dataspaceName, final String anchorName) {
         return toAnchor(getAnchorEntity(dataspaceName, anchorName));
     }
@@ -112,4 +126,23 @@ public class CpsAdminPersistenceServiceImpl implements CpsAdminPersistenceServic
             .schemaSetName(anchorEntity.getSchemaSet().getName())
             .build();
     }
+
+    private void validateDataspaceAndModuleNames(final String dataspaceName,
+        final Collection<String> inputModuleNames) {
+        final Collection<String> retrievedModuleNames =
+            yangResourceRepository.findAllModuleReferences(dataspaceName, inputModuleNames)
+                .stream().map(module -> module.getModuleName())
+                .collect(Collectors.toList());
+        if (retrievedModuleNames.isEmpty()) {
+            dataspaceRepository.getByName(dataspaceName);
+        }
+        if (inputModuleNames.size() > retrievedModuleNames.size()) {
+            final List<String> moduleNamesNotFound = inputModuleNames.stream()
+                .filter(moduleName -> !retrievedModuleNames.contains(moduleName))
+                .collect(Collectors.toList());
+            if (!moduleNamesNotFound.isEmpty()) {
+                throw new ModuleNamesNotFoundException(dataspaceName, moduleNamesNotFound);
+            }
+        }
+    }
 }
diff --git a/cps-ri/src/main/java/org/onap/cps/spi/repository/AnchorRepository.java b/cps-ri/src/main/java/org/onap/cps/spi/repository/AnchorRepository.java
index 0305555456..6d4cb3c716 100755
--- a/cps-ri/src/main/java/org/onap/cps/spi/repository/AnchorRepository.java
+++ b/cps-ri/src/main/java/org/onap/cps/spi/repository/AnchorRepository.java
@@ -1,6 +1,7 @@
 /*
  *  ============LICENSE_START=======================================================
  *  Copyright (C) 2021 Pantheon.tech
+ *  Modifications Copyright (C) 2021 Nordix Foundation
  *  ================================================================================
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -27,6 +28,8 @@ import org.onap.cps.spi.entities.DataspaceEntity;
 import org.onap.cps.spi.entities.SchemaSetEntity;
 import org.onap.cps.spi.exceptions.AnchorNotFoundException;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 
 public interface AnchorRepository extends JpaRepository<AnchorEntity, Integer> {
 
@@ -41,4 +44,17 @@ public interface AnchorRepository extends JpaRepository<AnchorEntity, Integer> {
     Collection<AnchorEntity> findAllByDataspace(@NotNull DataspaceEntity dataspaceEntity);
 
     Collection<AnchorEntity> findAllBySchemaSet(@NotNull SchemaSetEntity schemaSetEntity);
+
+    @Query(value = "SELECT DISTINCT\n"
+        + "anchor.*\n"
+        + "FROM\n"
+        + "yang_resource\n"
+        + "JOIN schema_set_yang_resources ON "
+        + "schema_set_yang_resources.yang_resource_id = yang_resource.id\n"
+        + "JOIN schema_set ON schema_set.id = schema_set_yang_resources.schema_set_id\n"
+        + "JOIN anchor ON anchor.schema_set_id = schema_set.id\n"
+        + "JOIN dataspace ON dataspace.id = anchor.dataspace_id AND dataspace.name = :dataspaceName\n"
+        + "WHERE yang_resource.module_Name IN (:moduleNames)", nativeQuery = true)
+    Collection<AnchorEntity> getAnchorsByDataspaceNameAndModuleNames(@Param("dataspaceName") String dataspaceName,
+        @Param("moduleNames") Collection<String> moduleNames);
 }
\ No newline at end of file
diff --git a/cps-ri/src/main/java/org/onap/cps/spi/repository/YangResourceRepository.java b/cps-ri/src/main/java/org/onap/cps/spi/repository/YangResourceRepository.java
index 764e2dfc74..3f5c43decc 100644
--- a/cps-ri/src/main/java/org/onap/cps/spi/repository/YangResourceRepository.java
+++ b/cps-ri/src/main/java/org/onap/cps/spi/repository/YangResourceRepository.java
@@ -20,6 +20,7 @@
 
 package org.onap.cps.spi.repository;
 
+import java.util.Collection;
 import java.util.List;
 import java.util.Set;
 import javax.validation.constraints.NotNull;
@@ -41,11 +42,11 @@ public interface YangResourceRepository extends JpaRepository<YangResourceEntity
         + "yang_resource.module_name AS module_name,\n"
         + "yang_resource.revision AS revision\n"
         + "FROM\n"
-        + "dataspace dataspace\n"
-        + "JOIN schema_set schema_set ON schema_set.dataspace_id = dataspace.id\n"
-        + "JOIN schema_set_yang_resources schema_set_yang_resource ON schema_set_yang_resource.schema_set_id = "
+        + "dataspace\n"
+        + "JOIN schema_set ON schema_set.dataspace_id = dataspace.id\n"
+        + "JOIN schema_set_yang_resources ON schema_set_yang_resources.schema_set_id = "
         + "schema_set.id\n"
-        + "JOIN yang_resource yang_resource ON yang_resource.id = schema_set_yang_resource.yang_resource_id\n"
+        + "JOIN yang_resource ON yang_resource.id = schema_set_yang_resources.yang_resource_id\n"
         + "WHERE\n"
         + "dataspace.name = :dataspaceName", nativeQuery = true)
     Set<YangResourceModuleReference> findAllModuleReferences(@Param("dataspaceName") String dataspaceName);
@@ -54,18 +55,32 @@ public interface YangResourceRepository extends JpaRepository<YangResourceEntity
         + "yang_resource.module_Name AS module_name,\n"
         + "yang_resource.revision AS revision\n"
         + "FROM\n"
-        + "dataspace dataspace\n"
-        + "JOIN anchor anchor ON anchor.dataspace_id = dataspace.id\n"
-        + "JOIN schema_set schema_set ON schema_set.id = anchor.schema_set_id\n"
-        + "JOIN schema_set_yang_resources schema_set_yang_resource ON schema_set_yang_resource.schema_set_id = "
+        + "dataspace\n"
+        + "JOIN anchor ON anchor.dataspace_id = dataspace.id\n"
+        + "JOIN schema_set ON schema_set.id = anchor.schema_set_id\n"
+        + "JOIN schema_set_yang_resources ON schema_set_yang_resources.schema_set_id = "
         + "schema_set.id\n"
-        + "JOIN yang_resource yang_resource ON yang_resource.id = schema_set_yang_resource.yang_resource_id\n"
+        + "JOIN yang_resource ON yang_resource.id = schema_set_yang_resources.yang_resource_id\n"
         + "WHERE\n"
         + "dataspace.name = :dataspaceName AND\n"
         + "anchor.name =:anchorName", nativeQuery = true)
     Set<YangResourceModuleReference> findAllModuleReferences(
         @Param("dataspaceName") String dataspaceName, @Param("anchorName") String anchorName);
 
+    @Query(value = "SELECT DISTINCT\n"
+        + "yang_resource.*\n"
+        + "FROM\n"
+        + "dataspace\n"
+        + "JOIN schema_set ON schema_set.dataspace_id = dataspace.id\n"
+        + "JOIN schema_set_yang_resources ON schema_set_yang_resources.schema_set_id = "
+        + "schema_set.id\n"
+        + "JOIN yang_resource ON yang_resource.id = schema_set_yang_resources.yang_resource_id\n"
+        + "WHERE\n"
+        + "dataspace.name = :dataspaceName and yang_resource.module_Name IN (:moduleNames)", nativeQuery = true)
+    Set<YangResourceModuleReference> findAllModuleReferences(@Param("dataspaceName") String dataspaceName,
+        @Param("moduleNames") Collection<String> moduleNames);
+
+
     @Query(value = "SELECT id FROM yang_resource WHERE module_name=:name and revision=:revision", nativeQuery = true)
     Long getIdByModuleNameAndRevision(@Param("name") String moduleName, @Param("revision") String revision);